//
//  NSGCDGroup.h
//  OC_Principle
//
//  Created by wangzhipan on 2025/2/14.
//

#import <Foundation/Foundation.h>

NS_ASSUME_NONNULL_BEGIN

@interface NSGCDGroup : NSObject
+ (void)setup_enter_leave;

+ (void)setup_group_async;
@end

NS_ASSUME_NONNULL_END
